chore: upgrade golang.org/x/net to v0.60.0 for CVE-2026-78659, CVE-2026-78660, CVE-2026-78663, CVE-2026-78669, CVE-2026-97032 - #33

Bugbot Analysis Progress (4m 11s elapsed)

✅ Gathered PR context (2s)
✅ Completed bug detection (4m 8s)
✅ Posted analysis results (1s)

Final Result: Bugbot completed review - no issues found! ✅

Request ID: 7de06620-9ca8-498f-80ec-eeabf4f89a07